5634552440 has 128 divisors (see below), whose sum is σ = 14028837120. Its totient is φ = 2019763200.

The previous prime is 5634552389. The next prime is 5634552457. The reversal of 5634552440 is 442554365.

It is a junction number, because it is equal to n+sod(n) for n = 5634552394 and 5634552403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12718859 + ... + 12719301.

It is an arithmetic number, because the mean of its divisors is an integer number (109600290).

Almost surely, 2^5634552440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5634552440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7014418560).

5634552440 is an abundant number, since it is smaller than the sum of its proper divisors (8394284680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5634552440 is a wasteful number, since it uses less digits than its factorization.

5634552440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813 (or 809 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 38.

The square root of 5634552440 is about 75063.6559194928. The cubic root of 5634552440 is about 1779.4528091226.

The spelling of 5634552440 in words is "five billion, six hundred thirty-four million, five hundred fifty-two thousand, four hundred forty".